{"filing":{"accession_number":"0001292814-26-004500","cik":"0001157557","ticker":"CIG-C","company_name":"ENERGY CO OF MINAS GERAIS","form":"6-K","filing_date":"2026-09-09","report_date":"2026-09-30","primary_document":"cig20260908_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1157557/000129281426004500/cig20260908_6k.htm"},"events":[{"id":32247,"run_id":29627,"accession_number":"0001292814-26-004500","anchor_item_number":null,"event_type":"periodic_quarterly","event_domain":"periodic","is_material":true,"confidence":0.85,"summary":"This 6-K furnishes a 2Q2026 Earnings Release (Item 5 in the index) containing consolidated quarterly financial statements, income statements by segment, operating metrics, and management discussion of results. While the filing also includes several discrete events (executive appointments, dividend declarations, concession extension), the body of the report is dominated by the periodic quarterly financial report itself, which should be classified as such and deferred for separate processing rather than treated as a discrete earnings-release event.","company_name":"ENERGY CO OF MINAS GERAIS","ticker":"CIG-C","filing_date":"2026-09-09","form":"6-K","submitted_at":null,"items":null}],"classifications":[{"id":35375,"accession_number":"0001292814-26-004500","item_number":null,"item_title":null,"event_type":"periodic_quarterly","event_domain":"periodic","is_material":true,"confidence":0.85,"reasoning":"This 6-K furnishes a 2Q2026 Earnings Release (Item 5 in the index) containing consolidated quarterly financial statements, income statements by segment, operating metrics, and management discussion of results. While the filing also includes several discrete events (executive appointments, dividend declarations, concession extension), the body of the report is dominated by the periodic quarterly financial report itself, which should be classified as such and deferred for separate processing rather than treated as a discrete earnings-release event.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-09T12:58:42.980588+00:00","company_name":"ENERGY CO OF MINAS GERAIS","ticker":"CIG-C","filing_date":"2026-09-09"}]}